April weather forecast
Cape Town, South Africa

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Cape Town, South Africa, with the surrounding calm clear waters and several mountains
Cape Town, South Africa, with the surrounding calm clear waters and several mountains

Weather in April

April is the window to changing seasons in Cape Town, and the weather turns noticeably cooler from the height of summer. Though not extreme, the highest temperature averages at 22.5°C (72.5°F), providing comfortable warmth for exploration and activities. Additionally, rainfall sees an increase ushering in the wet season. As the days pass, the rain becomes more frequent, and the temperature continues to decline, broadening the approach of winter. Despite these changes, the city's beauty remains unabated, offering different charms to visitors.

Temperature

Cape Town greets April with an average high-temperature of a pleasant 22.5°C (72.5°F), marking a slight deviation from the preceding month. Cape Town's April nights cool down to an average low-temperature of 15°C (59°F).

Humidity

February, April and December, with an average relative humidity of 68%, are the least humid months.

Rainfall

In Cape Town, South Africa, during April, the rain falls for 8.8 days and regularly aggregates up to 32mm (1.26") of precipitation. Throughout the year, there are 111 rainfall days, and 435mm (17.13") of precipitation is accumulated.

Sea temperature

In Cape Town, in April, the average water temperature is 16.6°C (61.9°F).
Note: Most people do not enjoy swimming in water that is 16.6°C (61.9°F). Breathing becomes increasingly challenging as the water temperature dips under 21°C (69.8°F).

Daylight

In Cape Town, the average length of the day in April is 11h and 14min.
On the first day of the month, sunrise is at 06:58 and sunset at 18:41. On the last day of April, sunrise is at 07:20 and sunset at 18:06 SAST.

Sunshine

In Cape Town, the average sunshine in April is 8.6h.

UV index

In Cape Town, the average daily maximum UV index in April is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In April, the UV index of 5 transforms into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What are April temperatures in Cape Town?

During April, Cape Town experiences an average high-temperature of 22.5°C (72.5°F) and a low-temperature of 15°C (59°F).

What are the least humid months in Cape Town?

February, April and December, with an average relative humidity of 68%, are the least humid months in Cape Town.

What is the average humidity in April in Cape Town?

In Cape Town, South Africa, the average relative humidity in April is 68%.

How many days does it rain in April in Cape Town?

In Cape Town, in April, during 8.8 rainfall days, 32mm (1.26") of precipitation is typically accumulated.

How cold is the water in April in Cape Town?

In Cape Town, South Africa, in April, the average water temperature is 16.6°C (61.9°F). For swimming, a surface water temperature of 16.6°C (61.9°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Cape Town have in April?

In Cape Town, the average day length in April is 11h and 14min.

When is the sunrise / sunset in April in Cape Town?

In April, on the first day of the month, sunrise is at 06:58 and sunset at 18:41. On the last day of the month, in Cape Town, South Africa, sunrise is at 07:20 and sunset at 18:06 SAST.

How many hours of sunshine does Cape Town have in April?

In Cape Town, South Africa, the average sunshine duration in April is 8.6h.

What is the UV index reading in April in Cape Town?

In April, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in April
Cape Town, South Africa

Average temperature in April - Cape Town, South Africa
  • Average high temperature in April: 22.5°C

The warmest month (with the highest average high temperature) is February (26.1°C).
The month with the lowest average high temperature is August (16.6°C).

  • Average low temperature in April: 15°C

The month with the highest average low temperature is January (17.7°C).
The coldest months (with the lowest average low temperature) are July and August (10.2°C).

Average pressure in April
Cape Town, South Africa

Average pressure in April - Cape Town, South Africa
  • Average pressure in April: 1017.5mbar

The month with the highest atmospheric pressure is July (1022mbar).
The month with the lowest atmospheric pressure is February (1013.4mbar).

Average wind speed in April
Cape Town, South Africa

Average wind speed in April - Cape Town, South Africa
  • Average wind speed in April: 14.2km/h

The windiest month (with the highest average wind speed) is January (17.6km/h).
The calmest month (with the lowest average wind speed) is May (13.4km/h).

Average humidity in April
Cape Town, South Africa

Average humidity in April - Cape Town, South Africa
  • Average humidity in April: 68%

The months with the highest relative humidity are June, August and September (74%).
The months with the lowest relative humidity are February, April and December (68%).

Average rainfall in April
Cape Town, South Africa

Average rainfall in April - Cape Town, South Africa
  • Average rainfall in April: 32mm

The wettest month (with the highest rainfall) is June (98mm).
The driest month (with the least rainfall) is February (7mm).

Average rainfall days in April
Cape Town, South Africa

Average rainfall days in April - Cape Town, South Africa
  • Average rainfall days in April: 8.8 days

The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (4.9 days).

Average sea temperature in April
Cape Town, South Africa

Average sea temperature in April - Cape Town, South Africa
  • Average sea temperature in April: 16.6°C

The best month for swimming (with the highest average sea temperature) is January (18.5°C).
The coldest months (with the lowest average sea temperature) are July, August and September (15.3°C).

Average daylight in April /
Average sunshine in April
Cape Town, South Africa

Average daylight in April / Average sunshine in April - Cape Town, South Africa
  • Average daylight in April: 11h and 1min

The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).

  • Average sunshine in April: 8h and 4min

The month with the most sunshine is December (Average sunshine: 11h and 6min).
The month with the least sunshine is June (Average sunshine: 6h and 0min).

Average sunshine days in April
Cape Town, South Africa

Average sunshine days in April - Cape Town, South Africa
  • Average sunshine days in April: 19.1 days

The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is June (14.6 days).

Average UV index in April
Cape Town, South Africa

Average UV index in April - Cape Town, South Africa
  • Average UV index in April: 5

The months with the highest UV index are January, February and December (UV index 6).
The months with the lowest UV index are May, June, July, August and September (UV index 4).

Average cloud cover in April
Cape Town, South Africa

Average cloud cover in April - Cape Town, South Africa
  • Average cloud cover in April: 24

The month with the most cloud cover is June (Cloud cover 34).
The month with the least cloud cover is February (Cloud cover 15).

Average visibility in April
Cape Town, South Africa

Average visibility in April - Cape Town, South Africa
  • Average visibility in April: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

Cape Town, South Africa

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